Vehicle bumper



FIG. 1 is a top, front and right side perspective view of a vehicle bumper showing our new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a left side elevational view thereof;

FIG. 4 is a right side elevational view thereof;

FIG. 5 is a top plan view thereof; and,

FIG. 6 is a bottom plan view thereof. 

CLAIM The ornamental design for a vehicle bumper, as shown and described. 